He is learning how to use the second adjective.

This is my first attempt.

His actions change depending on the circumstances.

His first choice of school is the University of Tokyo.

He is a foreigner, so he finds it difficult to learn about Japanese culture.

Doublet is an important concept in linguistics.

She was going through puberty and was confused by the changes in her body.

Learning Modern English is important for smooth international communication.

The study of Middle English is very important for understanding the history of English.

Wasei-eigo is a unique way of expression in Japan.